Question Detail

GET 102 GEOMETRIC CONSTRUCTION: CONIC SECTIONS Objective Question

Question

In the Parabola Locus Method, how is the vertex (V) located?
Options
A By bisecting the directrix.
B By bisecting the distance between the focus (F) and the directrix (D).
Correct Answer
C By drawing a line parallel to the directrix through the focus.
D By measuring a specific distance from the focus.
Correct Answer

Option B is the correct answer.

Detailed Explanation

Page 13, Step 2 states: 'Locate the vertex by bisecting FD' (where F is focus and D is directrix).

Hint

The vertex is a key point symmetrically positioned between the focus and directrix for a parabola.

Question Info